[Haskell-cafe] Newbie: State monad example questions
olivier.boudry at gmail.com
Sat May 24 07:39:37 EDT 2008
On Sat, May 24, 2008 at 3:39 AM, Bulat Ziganshin <bulat.ziganshin at gmail.com>
> Hello Olivier,
> Saturday, May 24, 2008, 5:37:32 AM, you wrote:
> (|>>) = flip (.)
> > I even started to use it in my code and then stopped. It may be a
> > stupid concern but as many optimizations performed by GHC are made
> > through rewrite rules and I was worried that those rules may not
> > fire when using this new operator.
> afaik ghc, |> would be rewritten to flip (.) which would be rewritten
> to application of first function to second one and so on. rewrite
> rules doesn't work only on your original code but on intermediate
> variations too
> That's really good news.
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